Medical Lab Autoclavable Adjustable SINGLE-CHANNEL VOLUME PIPETTES

Pipetting Techniques

Forward pipetting
Forward pipetting is suitable for dispensing liquids that have same character with water.
1. Depress the thumb button to the first stop.
2. Place the tip just under the surface of the liquid (2-3mm) and smoothly release the thumb button. Carefully withdraw the tip from the liquid, touching against the edge of container to remove excess.
3. Liquid is dispensed by gently depressing the thumb button to the first stop. After a short delay continue to depress the thumb button to the second stop. This procedure will empty the tip and ensure accurate delivery.
4. Release the thumb button to the ready position. If necessary change the tip and continue with pipetting.

Reverse pipetting
Reverse pipetting is suitable for dispensing liquids that have a tendency to foam or have a high viscosity.
1. Depress the thumb button all the way to the second stop. Place the tip just under the surface of the liquid (2-3mm) and smoothly release the thumb button.
2. Withdraw the tip from the liquid touching against the edge of the container to remove excess.
3. Deliver the preset volume by smoothly depressing thumb button to the first stop. Hold the thumb button at the first stop. The liquid that remains in the tip should not be included in the delivery.
4. The remaining liquid should now be discarded with the tip or delivered back into the container vessel.

Advanced design

If you have any more questions, please contact us for consultation.